Von Duprin 9975NL-F 3 313 Grade 1 MTS Exit Device 710

Von Duprin 9975NL-F 3 313 Grade 1 Mortise Exit Device 710 is designed to enhance safety and accessibility for commercial spaces. This Grade 1 mortise exit device features a 36" length and is UL listed for panic exit hardware, making it suitable for both single and double doors. With its fire-rated design, the 9975 ensures compliance with safety standards while offering a reliable night latch function. Constructed from durable dark bronze anodized aluminum, the device fits stock hollow metal doors with an 86 cutout and accommodates door stiles as narrow as 4 3/4". The innovative 3/4" anti-friction latch bolt is field reversible, allowing for easy installation without removing the lock from the door. Additionally, the non-handed auxiliary bolt provides effective deadlocking, ensuring enhanced security. This device is ANSI A156.3-2001 Grade 1 certified, guaranteeing superior quality and performance. The adjustable bevel faceplate and included escutcheon pull trim make it both functional and aesthetically pleasing. Its robust design is perfect for commercial installations, where reliable performance and safety are paramount. Choose the Von Duprin 9975NL-F for a dependable exit solution that meets the demanding needs of modern buildings.

Grade 1 Mts Exit Device 710

Grade 1 Mortise Exit Bar, 36" Device, Fire Rated, Night Latch Function, Escutcheon Pull Trim, Less Dogging, Dark Bronze Anodized Aluminum Finish, Field Reversible

9875/9975 Mortise lock device for all types of single or double doors, UL listed for panic exit hardware. Fits stock hollow metal doors with 86 cutout and door stiles as narrow as 4 3⁄4" (121mm). The 7500 Mortise lock is equipped with a 3⁄4" (19mm) anti-friction latch bolt which is field reversible without removing the lock from the door. It has a non-handed auxiliary bolt for deadlocking and a faceplate with an adjustable bevel.

Devices are ANSI A156.3 – 2001 Grade 1

The 9975 Series is for all types of single or double doors and is UL listed for panic exit hardware.  Fits stock hollow metal doors with 86 cutout and door stiles as narrow as 4 3 /4" (121mm). 

• Device functions: Device ships EO/DT/NL. Field selectable. For TP, K or L remove NL drive screw from device.
• Device lengths: 3' 2'4' to 3' (711mm to 914 mm) Door size 4' 2'10" to 4' (864 mm to 1219 mm) Door size
• Device centerline from finished floor: 39 13/16" (1011 mm) 39 11/16" (1008 mm) with mullion
• Center case dimensions: 8" x 2 3/4" x2 3/8" (203mm x 70mm x 60mm)
• Mechanism case dimensions: 2 1/4" x 2 1/4" (57mm x 57mm)
• Projection: Pushbar neutral – 3 13/16" (97 mm) Pushbar depressed – 3 1/16" (78 mm)
• Fasteners & sex bolts (SNB): Includes screw pack for 1 3/4" (44mm) and 2 1/4" (57mm) thick metal or wood do

Resources

• 10 Things You Need to Know About the Von Duprin Chexit
• 98/9975-2 Series Wood Door Template
• 990TP/TP-BE/NL Trim 98/9975 Mortise Lock Device Installation Instructions
• QEL Data Sheet
• Von Duprin Finishes Chart